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Finding the Third Proportional to 5.32 and 12.83

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Solution

The third proportional to 5.32 and 12.83 is: 30.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.32 : 12.83 = 12.83 : x
  2. Step 2: Convert to fraction form
    5.32/12.83 = 12.83/x
  3. Step 3: Cross multiply
    5.32x = 12.83 × 12.83
  4. Step 4: Simplify right side
    5.32x = 164.58
  5. Step 5: Solve for x
    x = 164.58/5.32
  6. Step 6: Final answer
    x = 30.93

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.